By staring into the hellish landscape of Jupiter’s moon Io—the most volcanically active location in the solar system—Cornell astronomers have been able to study a fundamental process in planetary formation and evolution: tidal heating. By staring into the hellish landscape of Jupiter’s moon Io—the most volcanically active location in the solar system—Cornell astronomers have been able to study a fundamental process in planetary formation and evolution: tidal heating. Astrobiology Planetary Sciences Phys.org – latest science and technology news stories